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In LTS versions of Ubuntu (eg 12.04, 14.04) you can install the Kernel (and X and graphics drivers) from the next standard releases, leaving everything else as-is. These "hardware enablement stacks" are supported for the life of the standard release (9 months currently), by which time you either have to upgrade to the next standard stack, upgrade to a newer ...


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You can upgrade kernel to 3.16 by sudo apt-get install linux-generic-lts-utopic to 3.19 by sudo apt-get install linux-generic-lts-vivid But there is no guarantee that it fixes all issues with your hardware. But upgrading kernel this way is safe and can easily be reverted. You can also upgrade graphical stack too, but the command from Ubuntu wiki is ...


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You cannot compile a kernel without the source. Compiling is something you do with source. You can't drive without a car either. You can modify the behavior of an existing kernel with boot parameters, writing to sysfs, etc. It depends what you want to do.


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C-Media CM8738 chips are supported by ALSA, the card should be working without 3rd party drivers. Does it show up in the sound settings and play sound? Have a look at the following page if not: https://wiki.ubuntu.com/DebuggingSoundProblems I think I found the product page for the card including updated Windows drivers, no Linux drivers later than 2001 ...


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Look at the /proc/version file. cat /proc/version Look at the contents of the dmesg command. dmesg | grep Linux Look in the kernel/source code directories. ls /boot


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Today after next set of kernel updates the issue has gone. Now Ubuntu 15.04 boots normally. sserg@SSERG-U38DT:~$ inxi -F System: Host: SSERG-U38DT Kernel: 3.19.0-18-generic x86_64 (64 bit) Desktop: Unity 7.3.2 Distro: Ubuntu 15.04 vivid


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I was having the same problem with Ubuntu 14.04 dual boot windows system running grub. It appears there was a legacy grub that was part of the upgrade process from prior versions of Ubuntu. Ubuntu 9.10 and later should use grub2 which does not refer to menu.lst. See: Community Help /Grub2 The following will update grub to function entirely as grub2 ditching ...


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Try to clear font cache with: fc-cache -rv After that, reboot the computer to reinitialize the softwares.


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The autoremoval of kernels in Ubuntu are controlled by the /etc/kernel/postinst.d/apt-auto-removal file. If the package is not marked for hold, than it should keep the last two versions and the newer ones. This means that you have to run the lastest version to can remove the older ones. After you rebooted the latest kernel, issue the command: sudo apt-get ...


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There is no Ubuntu kernel 4.0.4 yet. You can get mainline kernel deb packages from Ubuntu kernel ppa or build a mainline kernel from kernel.org. Mainline stable kernel source can be cloned from git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git The branch version you need can be cloned by git clone --branch linux-4.0.y --single-branch ...



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